A21-02 十勝岳の爆発的噴火の特性 : 1989 年 1 月 20 日の噴火その 2
Characteristics of Explosive Eruption at Tokachi Volcano : Eruption in 20,January, 1989 part2

Chiho Satoh, Hiromu Okada, Yuichi Nishimura
1990 Programme and Abstracts the Volocanological Society of Japan  
doi:10.18940/vsj.1990.1.0_32 fatcat:h5jvj4fpfbbn5i4lurzky2pthy